<template>

  <a-layout style="padding: 24px 0; background: #fff">
    <a-layout-sider width="200" style="background: #fff">
      <a-menu
        v-model:openKeys="openKeys"
        mode="inline"
        @click="handleClick"
        style="height: 100%"
      >
        <a-menu-item key="welcome">
          <MailOutlined />
          <span>欢迎</span>
        </a-menu-item>
        <a-sub-menu v-for="item in level1" :key="item.id" :disabled="true">
          <template v-slot:title>
            <span><user-outlined />{{item.name}}</span>
          </template>
          <a-menu-item v-for="child in item.children" :key="child.id">
            <MailOutlined /><span>{{child.name}}</span>
          </a-menu-item>
        </a-sub-menu>
      </a-menu>
    </a-layout-sider>
    <a-layout-content :style="{ padding: '24px', margin: 0,  minHeight: '280px' }">

      <div class="welcome" v-show="isShowWelcome">
        <the-welcome></the-welcome>
      </div>
      <a-list v-show="!isShowWelcome" item-layout="vertical" size="large" :grid="{ gutter: 20, column: 3 }" :data-source="ebooks">
        <template #renderItem="{ item }">
          <a-list-item key="item.title">
            <template #actions>
              <span>
                <component v-bind:is="'FileOutlined'" style="margin-right: 8px" />
                {{ item.docCount }}
              </span>
              <span>
                <component v-bind:is="'UserOutlined'" style="margin-right: 8px" />
                {{ item.viewCount }}
              </span>
              <span>
                <component v-bind:is="'LikeOutlined'" style="margin-right: 8px" />
                {{ item.voteCount }}
              </span>
            </template>
            <a-list-item-meta :description="item.description">
              <template #title>
                <router-link :to="'/doc?ebookId='+item.id" >
                  {{ item.name }}
                </router-link>
              </template>
              <template #avatar><a-avatar :src="item.cover" /></template>
            </a-list-item-meta>
          </a-list-item>
        </template>
      </a-list>
    </a-layout-content>
  </a-layout>

</template>

<script lang="ts" setup>

import { UserOutlined, LaptopOutlined, NotificationOutlined } from '@ant-design/icons-vue';
import {onMounted, ref} from "vue";
import { StarOutlined, LikeOutlined, MessageOutlined } from '@ant-design/icons-vue';
import axios from "axios";
import { message } from 'ant-design-vue';
import {Tool} from "@/util/tool";
import TheWelcome from '@/components/the-welcome.vue';

const ebooks=ref<any[]>([]);


const openKeys =  ref();

const level1 =  ref();
let categorys: any;
/**
 * 查询所有分类
 **/
const handleQueryCategory = () => {
  axios.get("/category/all").then((response) => {
    const data = response.data;
    if (data.success) {
      categorys = data.content;
      console.log("原始数组：", categorys);

      // 加载完分类后，将侧边栏全部展开
      openKeys.value = [];
      for (let i = 0; i < categorys.length; i++) {
        openKeys.value.push(categorys[i].id)
      }

      level1.value = [];
      level1.value = Tool.array2Tree(categorys, 0);
      console.log("树形结构：", level1.value);
    } else {
      message.error(data.message);
    }
  });
};

const isShowWelcome = ref(true);
let categoryId2 = 0;

const handleQueryEbook = () => {
  axios.get("/ebook/list", {
    params: {
      page: 1,
      size: 1000,
      categoryId2: categoryId2
    }
  }).then((response) => {
    const data = response.data;
    ebooks.value = data.content.list;
    // ebooks1.books = data.content;
  });
};

const handleClick = (value: any) => {
  // console.log("menu click", value)
  if (value.key === 'welcome') {
    isShowWelcome.value = true;
  } else {
    categoryId2 = value.key;
    isShowWelcome.value = false;
    handleQueryEbook();
  }
  // isShowWelcome.value = value.key === 'welcome';
};



onMounted(()=>{
  handleQueryCategory();
  // handleQueryEbook();
})


const actions: Record<string, string>[] = [
  { type: 'StarOutlined', text: '156' },
  { type: 'LikeOutlined', text: '156' },
  { type: 'MessageOutlined', text: '2' },
];


</script>

<style scoped>
.ant-avatar {
  width: 50px;
  height: 50px;
  line-height: 50px;
  border-radius: 8%;
  margin: 5px 0;
}
</style>

